<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
        *{
            box-sizing: border-box;
        }
        .container{
            padding: 10px;
            width: 1170px;
            margin: 0 auto;
        }
        header ul{
            list-style: none;
            padding: 0;
            /*text-align: center;*/
        }
        header ul li{
            display: inline-block;
        }
        header ul li a{
            text-decoration: none;
        }
        .main{
            overflow: hidden;
            margin:20px 10px;
        }
        .main .aside{
            float: left;
            width: 30%;
            padding: 10px;
            text-align: center;
            border: 1px solid #808080;
            border-radius: 3px;
            margin: 0 20px;
        }
        .main .aside ul{
            padding: 0;
            list-style: none;
        }
        .main .aside li{
            padding: 10px;
        }
        .main .aside li+li{
            border-top: 1px solid #d3d3d3;
        }
        .main .aside a{
            text-decoration: none;
            color: #000000;
        }
        .content{
            float: left;
            width: 70%;
            margin: 0 20px;
            border: 1px solid #808080;
        }
        .content .form-group{
            overflow: hidden;
            line-height: 40px;
            margin-bottom: 20px;
        }
        .content .label{
            text-align: left;
            width: 20%;
            float: left;
        }
        .content .control{
            width: 50%;
            float: left;
            margin-right: 5%;
        }
        .content .control input[type="text"],input[type="password"]{
            width: 100%;
            padding: 10px;
            border: 1px solid darkgray;
            border-radius: 2px;

        }
    </style>
</head>
<body>
    <header>
        <div class="container">
            <nav>
                <ul>
                    <li><a href="/index.html">首页</a></li>
                    <li><a href="/about.html">网站简介</a></li>
                </ul>
            </nav>
        </div>
    </header>
    <div class="container">
        <div class="main">
            <div class="aside">
                <nav>
                    <ul>
                        <li><a href="#">用户资料</a></li>
                        <li><a href="#">密码修改</a></li>
                    </ul>
                </nav>
            </div>
            <div class="content">
                <form>
                    <div class="form-group">
                        <div class="label">
                            <label for="username">用户名:</label>
                        </div>
                        <div class="control">
                            <input type="text" id="username" name="username" placeholder="用户名">
                        </div>
                    </div>
                    <div class="form-group">
                        <div class="label">
                            <label for="nickname">昵称:</label>
                        </div>
                        <div class="control">
                            <input type="text" id="nickname" name="nickname" placeholder="昵称">
                        </div>
                    </div>
                    <div class="form-group">
                        <div class="label">
                            <label for="password">密码:</label>
                        </div>
                        <div class="control">
                            <input type="password" id="password" name="password" placeholder="密码">
                        </div>
                    </div>
                    <div class="form-group">
                        <div class="label">
                            <label for="password-confirm">确认密码:</label>
                        </div>
                        <div class="control">
                            <input type="password" id="password-confirm" placeholder="确认密码">
                        </div>
                    </div>
                    <div class="form-group">
                        <div class="label">
                            <label for="captcha">验证码:</label>
                        </div>
                        <div class="control">
                            <input type="text" id="captcha" placeholder="验证码">
                        </div>
                    </div>
                    <div class="form-group">
                        <div style="text-align: center">
                            <button type="submit" id="submit" class="submit">注册</button>
                        </div>
                    </div>
                </form>
            </div>
        </div>

    </div>
</body>
</html>